1112120332400 has 240 divisors, whose sum is σ = 3364152680448. Its totient is φ = 343201920000.

The previous prime is 1112120332369. The next prime is 1112120332409. The reversal of 1112120332400 is 42330212111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112120332409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2932049 + ... + 3289551.

Almost surely, 2^{1112120332400} is an apocalyptic number.

1112120332400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112120332400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1682076340224).

1112120332400 is an abundant number, since it is smaller than the sum of its proper divisors (2252032348048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112120332400 is a wasteful number, since it uses less digits than its factorization.

1112120332400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357640 (or 357629 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1112120332400 its reverse (42330212111), we get a palindrome (1154450544511).

The spelling of 1112120332400 in words is "one trillion, one hundred twelve billion, one hundred twenty million, three hundred thirty-two thousand, four hundred".